Mr Jeffrey B. Plies > Dechert LLP > Austin, > Lawyer Profile

Dechert LLP
515 Congress Avenue
Suite 1400
AUSTIN, TX 78701
Jeffrey B. Plies photo

Work Department

Intellectual Property


Jeffrey B. Plies, chair of Dechert’s Intellectual Property group, represents technology and medical device companies in patent litigation. As a former engineer for the U.S. Air Force Electronics Systems Center, the U.S. Army Materials Technology Laboratory, the Lawrence Livermore National Laboratory, and the MITRE Corporation, Mr. Plies’ diverse technical expertise includes direct working experience with technologies such as global positioning system, radar, and satellite communications, UHF/VHF/HF communications, missile guidance, aircraft avionics (e.g., FMS, INS, ILS, EFIS, TCAS, and IFF), heavy armor systems, rapid solidification, and aerospace alloy development.

Mr. Plies represents plaintiffs and defendants in patent litigation throughout the United States. Recently, he has represented clients in patent disputes involving medical devices (artificial heart valves, annuloplasty rings, and drug eluting coronary stents), video compression (MPEG), error correction algorithms for data storage devices, telephony modems, computer graphics, speech compression, computer I/O busses, IEEE 802.11 Wi-Fi, processing and scaling of TV video signals, flexible manufacturing/assembly systems, and Display Data Channel Command Interfaces (DDC/CI) for computer monitors.


  • Massachusetts Institute of Technology (MIT), B.S., Mechanical Engineering, 1991
  • Massachusetts Institute of Technology (MIT), M.S., Materials Science, 1993
  • The University of Texas School of Law, J.D., 2000, Order of the Coif

Lawyer Rankings

United States > Intellectual property > Patents: litigation (full coverage)

The intellectual property group at Dechert LLP works on international IP disputes including global pharma assets, with experience in numerous US district courts along with advising on cases internationally. Numerous members of the practice possess advanced degrees in scientific and technical backgrounds. Martin Black leads the national patent litigation team out of the firm’s Philadelphia office, alongside Austin-based Jeffrey B. Plies. Operating out of New York, Katherine Helm frequently represents innovator pharma and biotech companies, utilizing her neuroscience doctorate.